Combination locks are locks in which the opening is done by code. The code can be rotating a dial or tapping buttons. In the past, they are bio-called number locks but since today there are also locks with letters in their code, the term lock joins are more appropriate. The number of combination locks appeared immediately with the first locks and in different cultures. The locks, we know today come in a variety of shapes and sizes, based on a mechanism from 1857. The number of pucks determines the number of possible combinations in the lock. The more pucks, the greater the number of joins.
Abus 4 digit hanging lock
A different number combination locks have a great advantage of combination locks is the fact that they do not require a key. That’s why they’re especially convenient in gyms and pools where it’s uncomfortable to walk around with a key in your pocket, and also in multiuser places instead of replicating many copies of the key just sharing the code. Lock numbers are also a convenient solution for scattered people who tend to lose keys often. Another advantage of the combination locks is the fact that remote access can be given to another person. There is no need to transfer a physical key you can just hand over the code over the phone.
Number locks are also used to lock luggage and bags. For those flying to want the alliance, they have also combination locks with a TSA key. The key is in the security checkers and so if it is necessary to open the suitcase, they can open it without causing damage.